48 Hours on ID

"Strange" doesn't seem to adequately describe some of the addictive behaviors profiled on this series. "Dangerous," even "life-threatening," come much closer. Each half-hour episode features two adults who resort to extreme compulsions in an effort to soothe their emotional demon

Documentary Series that looks into the lives of women incarcerated in the Gwinnett County Jail.

The stories of ordinary folks who confront the evil that was always right in front of them. Through the examination of home video, and by returning with our insiders to emotionally resonant locations, we shine new light on shocking crimes to reveal what was missed in the days, months, and years before tragedy changed everything. Our insiders will ask the hard questions-"What did I miss?" "What could I have done?" "Did I ever really know this person?"-that propel them on their personal journeys to the hard acceptance of the evil that was right in front of them all along.

Tattoo artists Ami James and Chris Nunez take you behind the scenes in their Miami, Florida, tattoo parlor. With a team of talented artists, each with their own fascinating backstory, learn how -- and why -- they create unique ink for their customers.

Since May, 2014 six women in Chillicothe, Ohio have gone missing or been found dead under similar suspicious circumstances. Investigation Discovery joins law enforcement in the ongoing investigation of the open cases.

In 1893, the Chicago World's Fair is a symbol of centuries of progress. But just around the corner, Dr. H.H. Holmes uses the influx of unsuspecting women to feed his dark desires, constructing a World's Fair Hotel as his very own "Murder Castle."